*{
    padding: 0;
    margin: 0;
}
body{
    width: 100%;
    height: 100%;
}
#container{
    position: relative;
    width: 620px;
    height: 450px;
    margin: 0 auto;
}
#game{
    position: absolute;
    width: 450px;
    height: 450px;
    display: inline-block;
    background-color: #ffe171;
 }
#game div{
    position: absolute;
    width: 149px;
    height: 149px;
    background-color: #20a6fa;
    color: white;
    text-align: center;
    font-size: 150px;
    line-height: 150px;
    transition: 0.3s;
}
#game div:hover{
     color: #ffe171;
 }
#control{
    width: 150px;
    height: 450px;
    float: left;
}
#reset {
    display: inline-block;
    font-size: 28px;
    width: 100px;
    height: 38px;
    background-color: #20a6fa;
    color: #ffe171;
    text-align: center;
}

